What we know about the measurement:

Revel M126Be is a passive bookshelves that cost around 3300 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is ErinsAudioCorner.
  • Format of the data is generated by a Klippel NFS .
  • Sensitivity: 85.5dB (avg. 100Hz-1kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 105.5Hz (resp. 51.3Hz).
  • Reference level is normalised to -0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 3.0dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-70.0°, 70.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-30.0°, 20.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 4.97 and would be 7.22 with a perfect subwoofer.
      • Details: NBD: ON 0.494, LW 0.393, SP 0.379, PIR 0.344; SM: SP0.891, PIR0.777; LFQ 0.602, LFX 48Hz
    • Tonality (Preference) Score is 6.19 with an EQ and would be 8.14 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.389, LW 0.277, SP 0.334, PIR 0.259; SM: SP0.958, PIR0.948; LFQ 0.697, LFX 41Hz
  • Link to original Review: eac review. Links to other reviews: yt review .
Revel M126Be
AutomaticEQ (IIR)
Set preamp gain to: -4.6dB.
Type Freq Q Gain
3 41.0 0.83 2.95
3 113.0 0.37 2.92
3 166.0 1.55 -2.55
3 270.0 2.31 -1.25
3 2245.0 2.98 -1.45
3 5347.0 1.75 -1.38
3 11882.0 1.55 -1.57
Download

These EQ optimise the Harman score and is a good start for far field listening like in your living room.

Revel M126Be filters_auto_eq

AutomaticEQ

Revel M126Be filters_eq_full

Target v.s. EQ

Revel M126Be
Graphic EQ 15 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
3 25.0 2.14 0.5
3 40.0 2.14 0.5
3 63.0 2.14 0.5
3 100.0 2.14 0.0
3 160.0 2.14 -0.5
3 250.0 2.14 -0.25
3 400.0 2.14 0.0
3 630.0 2.14 0.0
3 1000.0 2.14 -0.25
3 1600.0 2.14 0.0
3 2500.0 2.14 -0.25
3 4000.0 2.14 -0.5
3 6300.0 2.14 -0.25
3 10000.0 2.14 -0.5
3 16000.0 2.14 -0.5
Download

These EQ is designed for a 15 bands graphical EQ.

Revel M126Be
Graphic EQ 31 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.5
3 31.0 4.32 0.5
3 40.0 4.32 0.5
3 50.0 4.32 0.5
3 63.0 4.32 0.5
3 80.0 4.32 0.25
3 100.0 4.32 0.0
3 125.0 4.32 -0.25
3 160.0 4.32 -0.5
3 200.0 4.32 -0.25
3 250.0 4.32 -0.25
3 315.0 4.32 0.0
3 400.0 4.32 0.0
3 500.0 4.32 0.0
3 630.0 4.32 0.0
3 800.0 4.32 -0.25
3 1000.0 4.32 -0.25
3 1250.0 4.32 0.0
3 1600.0 4.32 0.0
3 2000.0 4.32 0.0
3 2500.0 4.32 0.0
3 3150.0 4.32 -0.25
3 4000.0 4.32 -0.25
3 5000.0 4.32 -0.25
3 6300.0 4.32 -0.25
3 8000.0 4.32 0.0
3 10000.0 4.32 -0.25
3 12000.0 4.32 -0.25
3 16000.0 4.32 -0.25
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Revel M126Be: comparison between EQs
Revel M126Be

Comparison betweens various EQs

Revel M126Be

Improvements made by EQ

Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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